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Overall Technology of Manned Spacecraft,roadly, historians have two tasks, one of ., and the other of . The first is obviously basic to the second: unless we know what happened, we cannot hope to understand the reasons for it. Yet description is not always a straightforward process, for it involves both reconstruction and selection. It is昏迷状态 发表于 2025-3-25 13:56:26
Design Technology of Space Station System,Confederation that it is easy to overlook that in some respects, the extent and unanimity of British backing was surprising. While some historians have demonstrated that there had been interest in the possibility of British North American union for earlier decades,. others have deduced the reasons fFECT 发表于 2025-3-25 16:20:59
Manned Landing and Recovery Technology,ca? What did they mean when they used terms like ‘federation’ or ‘union’? This Chapter asks who? where? and what? as a preliminary to looking at the crucial questions of motive and means — why? when? and how?. In each of these discussions, a good deal of vagueness will be encountered — ignorance aboPlatelet 发表于 2025-3-25 23:00:54
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https://doi.org/10.1007/978-1-349-11479-5America; Britain; expectation; Great Britain; perception; time